Home / 88,733.10-133,099.65-42,077.10

Finding the Fourth Proportional to 88,733.10, 133,099.65 and 42,077.10

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Solution

The fourth proportional to 88,733.10, 133,099.65 and 42,077.10 is: 63,115.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,733.10 : 133,099.65 = 42,077.10 : x
  2. Step 2: Convert to fraction form
    88,733.10/133,099.65 = 42,077.10/x
  3. Step 3: Cross multiply
    88,733.10x = 133,099.65 × 42,077.10
  4. Step 4: Simplify right side
    88,733.10x = 5,600,447,283.02
  5. Step 5: Solve for x
    x = 5,600,447,283.02/88,733.10
  6. Step 6: Final answer
    x = 63,115.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.